section {margin: 0 auto;position: relative;max-width: 1300px;min-width: 1000px}
.group{position: absolute;width: 50%;top: 20%;left: 5%;}
#section1>img{width: 100%; }
#section1 .group h1 {font-size: 20px;}
#section1 .group p {font-size: 13px;}
#section1 a:hover{color: #fffd55}
/* 
#section2{margin-top: 50px}
#section2>h1{color: #009fd3;font-size: 25px;text-align: center}
#section2>h2{font-size: 20px;text-align: center}
#section2 .w3-row .w3-quarter {text-align: center}
#section2 .w3-row .w3-col.s3:hover{cursor: crosshair}
#section2 .w3-row .w3-col .playBtn h3{font-size: 15px;color: #3683dc;margin: 0;}
#section2 .w3-row .w3-col .playBtn p{margin: 0;}*/


#section2{max-width: 1600px}
#section2 .container{display: flex;padding-top: 50px}
/*#section2 .contentQ,#section2 .contentA{display: inline-block}*/
#section2 .contentA{background-color: #4d82bf;color: #fff;border-radius: 20px;padding: 50px;}
#section2 .contentA .question {padding: 30px 50px; background-color: rgba(255, 255, 255, 0.2);border-radius: 20px}
#section2 .contentA .question p{font-size: 25px;}
#section2 .contentA .question img{width: 70%;margin: 3% 0}
#section2 .contentA .question iframe{width: 100%;height: 400px;display: block}
#section2 .contentQ{margin-top: 30px;padding: 50px 0;}
#section2 .contentQ .w3-bar-item{background-color: #dedede;color: #fff;width: 90%;font-size: 18px;color: #393939;border-bottom: 1px #ffffffa8 solid;padding: 10px 20px;}
#section2 .contentQ .w3-bar-item:first-of-type{border-top-left-radius: 20px;}
#section2 .contentQ .w3-bar-item:last-of-type{border-bottom-left-radius: 20px;}
#section2 .contentQ .myActive{width: 100%;background-color: #4d82bf;color: #fff}